“Zoe slowed but didn’t stop. She kept her hands in front of her, still a judicious distance from the animal.
But close enough to smell it. Close enough to see the steam rising from its warm underbelly into the night air. Four billion years of un-Earthly evolution had shaped this aggregate of cells, this beast. She looked at it. And, amazingly, it looked at her. An impossible distance from the planet of her birth, this miracle had happened: Clay had made life. Life regarded life. First light, Zoe thought.”

Source: Bios (1999), Chapter 15 (p. 140)